Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4757195 | Optical pressure sensor with pedestal mounted photoelastic element | Masayuki Katagiri, Masaya Hijikigawa | 1988-07-12 |
| 4264177 | Blade mechanism for use in a focal plane shutter | Kiyoshi Kitai, Eiichi Onda | 1981-04-28 |